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Connect Water Supply Lines — Connect New Water Supply Lines

Beginner6 hours

Part of project

How to Replace a Mobile Home Garden Tub Faucet · Step 8 of 10

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In this video

Connect the faucet's hot and cold water supply lines to the corresponding shut-off valves on the wall. The hot line is typically marked with a red indicator, and the cold with blue. Hand-tighten the connectors, and then use a wrench to give them a final quarter-turn to ensure a watertight seal.

Goal: Connect faucet to the main water supply

  • Do not overtighten the connections, as this can damage the fittings and cause leaks.

Used in this video

  • Adjustable Wrench (Tool Type: Hand Tools)Tightening the water supply line connectors to the shut-off valves.
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FAQs

The project states 6 hours for a beginner. Is it really that involved, and what contributes to the longer time estimate?

While the individual steps are beginner-friendly, accessing plumbing in mobile homes can be challenging due to tight spaces. Unexpected issues like corroded nuts or limited working room contribute to the 6-hour estimate. Taking your time, especially during initial access and thorough leak testing, is crucial for a successful outcome.

Is a basin wrench truly necessary for this job, or can I get by with standard adjustable wrenches?

A basin wrench (like the TEKTON WRN92004 listed) is highly recommended and often necessary for mobile home garden tub faucets. It's specifically designed to reach and loosen nuts in very tight, awkward spaces that standard adjustable wrenches often cannot access, making the removal and installation significantly easier.

What are the most crucial safety precautions I need to take before starting this faucet replacement?

The most critical step is completely shutting off the main water supply to your mobile home and then draining the lines by opening nearby faucets. Additionally, ensure you have adequate lighting (a headlamp is excellent) and plenty of absorbent towels like WYPALL L40 on hand for any unexpected water spills during the process.

What common mistakes do beginners make when replacing a mobile home garden tub faucet, and how can I avoid them?

A common mistake is cross-threading water supply lines or not using enough Teflon tape, which leads to leaks. Always align connections carefully by hand before tightening with a wrench, and apply 3-5 wraps of Teflon tape clockwise to threaded pipe connections to ensure a good, watertight seal.